[PATCH 1/3] drm/i915/psr: drm_WARN_ON when activating disabled PSR

[Jouni Högander]

Add drm_WARN_ON for scenario where PSR is activated while it is disabled.

Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 8bea2b8188a7..226d4d1c7c82 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1787,6 +1787,8 @@ static void intel_psr_activate(struct intel_dp *intel_dp)
 
 	drm_WARN_ON(display->drm, intel_dp->psr.active);
 
+	drm_WARN_ON(display->drm, !intel_dp->psr.enabled);
+
 	lockdep_assert_held(&intel_dp->psr.lock);
 
 	/* psr1, psr2 and panel-replay are mutually exclusive.*/
-- 
2.43.0